>>reporter: the chief's visit was planned before the connecticut tragedy. the students did not ask about it he did not speak about it. justin waldman, kron 4 news. >>pam: raleys supermarket chain and its workers have made some progress and came to a tentative contract agreement. the union representing raley's workers said it won't count the results of contract-ratification votes until grievances are resolved. raley's spokesman said both parties agreed to binding arbitration for any dispute, and the union should file a grievance rather than impound the ballots. the tentative agreement was reached last month. and it ended a nine-day strike at the west sacramento-based raley's stores. >>pam: san francisco recreation and parks department began demolition of the fleishhaker pool building today. the san francisco landmark on the great highway had been closed for years before it became victim of fire on december first. days later architecture experts determined the building to be unsafe and required demolition. >> temperatures are cool. 30's in fairfield. san fran